Base | Representation |
---|---|
bin | 1000011001010… |
… | …00001001001111 |
3 | 11220111122201222 |
4 | 10030220021033 |
5 | 121011402043 |
6 | 10553153555 |
7 | 1513360163 |
oct | 414501117 |
9 | 156448658 |
10 | 70419023 |
11 | 36827944 |
12 | 1b6bb8bb |
13 | 1178747c |
14 | 94d0ca3 |
15 | 62aed68 |
hex | 432824f |
70419023 has 2 divisors, whose sum is σ = 70419024. Its totient is φ = 70419022.
The previous prime is 70418983. The next prime is 70419061. The reversal of 70419023 is 32091407.
It is a strong prime.
It is an emirp because it is prime and its reverse (32091407) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 70419023 - 28 = 70418767 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 70418983 and 70419001.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (70419623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35209511 + 35209512.
It is an arithmetic number, because the mean of its divisors is an integer number (35209512).
Almost surely, 270419023 is an apocalyptic number.
70419023 is a deficient number, since it is larger than the sum of its proper divisors (1).
70419023 is an equidigital number, since it uses as much as digits as its factorization.
70419023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 70419023 is about 8391.6043162199. The cubic root of 70419023 is about 412.9492342435.
The spelling of 70419023 in words is "seventy million, four hundred nineteen thousand, twenty-three".
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